MAJOR RESEARCH ACHIEVEMENTS

• Fast mass transport through sub-2-nm-wide CNT interior (cover article of Science 2006)
• Ion rejection of CNT membranes at high water fluxes with implication of breakthrough in water purification (PNAS 2008)
• Facile, diameter-selective synthesis of vertically aligned CNT arrays via temperature-gradient chemical vapor deposition and catalyst engineering (RSC Advances 2013; Scientific Reports 2017)
• Gompertzian kinetics in the graphene synthesis on copper (Nano Letters 2013)
• Ultimate mass permeation across atomically thin porous graphene and invention of its enlarged-scale manufacturing (Science 2014; Science Advances 2018)
• Invention of CNT-scaffolded surface-enhanced Raman spectroscopy for ultrasensitive chemical detection (cover article of Advanced Matererials 2013)
• Polymerization protocol of nanofilm from a porous scaffold of CNT buckypaper and porous graphene (ACS Applied Matererials & Interfaces 2018; Science Advances 2018)
• Lamellar membrane having subnanometric channels out of 2D materials stacking (Nano Letters 2017)
• Femtomolar ultrasensitive chemical sensor via surface enhanced Raman spectroscopy (cover article of Advanced Ma - terials 2013)

RESEARCH INTERESTS

• Frontier research of CARBON NANOFLUIDICS: transport phenomena in the graphitic nanoenvironment
• Carbon nanotubes, graphene, 2D nanomaterial: synthesis, composite design, and engineering applications
• Energy technology by exploitation of novel nanostructures based on rational design
• Membrane material science for sustainable industrialization
• Surface Enhanced Raman Spectroscopy and plasmonic metamaterials for sensing and energy harvesting
• Autonomous research & big data acquisition/processing from a physicochemical domain